package

com.tel.service.impl;


import com.tel.mapper.CourseCommentFavoriteRecordDao;
import com.tel.entity.CourseCommentFavoriteRecord;
import com.tel.service.CourseCommentFavoriteRecordService;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;

/**
 * 课程留言点赞表(CourseCommentFavoriteRecord)表服务实现类
 *
 * @author Candy
 * @since 2021-04-21 02:12:22
 */
@Service("courseCommentFavoriteRecordService")
public class CourseCommentFavoriteRecordServiceImpl implements CourseCommentFavoriteRecordService {
    @Resource
    private CourseCommentFavoriteRecordDao courseCommentFavoriteRecordDao;

    /**
     * 通过ID查询单条数据
     *
     * @param id 主键
     * @return 实例对象
     */
    @Override
    public CourseCommentFavoriteRecord queryById(Integer id) {
        return this.courseCommentFavoriteRecordDao.queryById(id);
    }

    /**
     * 查询多条数据
     *
     * @param offset 查询起始位置
     * @param limit  查询条数
     * @return 对象列表
     */
    @Override
    public List<CourseCommentFavoriteRecord> queryAllByLimit(int offset, int limit) {
        return this.courseCommentFavoriteRecordDao.queryAllByLimit(offset, limit);
    }

    /**
     * 新增数据
     *
     * @param courseCommentFavoriteRecord 实例对象
     * @return 实例对象
     */
    @Override
    public CourseCommentFavoriteRecord insert(CourseCommentFavoriteRecord courseCommentFavoriteRecord) {
        this.courseCommentFavoriteRecordDao.insert(courseCommentFavoriteRecord);
        return courseCommentFavoriteRecord;
    }

    /**
     * 修改数据
     *
     * @param courseCommentFavoriteRecord 实例对象
     * @return 实例对象
     */
    @Override
    public CourseCommentFavoriteRecord update(CourseCommentFavoriteRecord courseCommentFavoriteRecord) {
        this.courseCommentFavoriteRecordDao.update(courseCommentFavoriteRecord);
        return this.queryById(courseCommentFavoriteRecord.getId());
    }

    /**
     * 通过主键删除数据
     *
     * @param id 主键
     * @return 是否成功
     */
    @Override
    public boolean deleteById(Integer id) {
        return this.courseCommentFavoriteRecordDao.deleteById(id) > 0;
    }
}
